<section class="css-modal" id="modal-stackable"
    tabindex="-1" role="dialog" aria-labelledby="stackable-label" aria-hidden="true">

  <div class="css-modal_inner">
    <header class="css-modal_header">
      <h2 id="stackable-label">Stacked modal</h2>
    </header>

    <div class="css-modal_content">
      <p><a href="#modal-stackable-2">Stack another modal</a></p>
    </div>
  </div>

  <a href="#!" class="css-modal_close" title="Close this modal"
      data-dismiss="modal" data-close="Close">&times;</a>
</section>

<section class="css-modal" id="modal-stackable-2"
    tabindex="-1" role="dialog" aria-labelledby="stackable-label" aria-hidden="true">

  <div class="css-modal_inner">
    <header class="css-modal_header">
      <h2 id="stackable-label">Stacked modal</h2>
    </header>

    <div class="css-modal_content"><p>Content.</p></div>
  </div>

  <a href="#!" class="css-modal_close" title="Close this modal"
      data-dismiss="modal" data-close="Close">&times;</a>
</section>
